From: Roy Marples <roy@marples.name>
Date: Fri, 15 May 2015 22:02:39 +0000 (+0000)
Subject: Check a DHCP state exists when deleting an address from an interface.
X-Git-Tag: v6.9.0~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=43b9c88cdaffa887b9f87889b3cafccc3faacea3;p=thirdparty%2Fdhcpcd.git

Check a DHCP state exists when deleting an address from an interface.
---

diff --git a/ipv4.c b/ipv4.c
index b4a23523..f73e4097 100644
--- a/ipv4.c
+++ b/ipv4.c
@@ -760,7 +760,8 @@ ipv4_deladdr(struct interface *ifp,
 		logger(ifp->ctx, LOG_ERR, "%s: %s: %m", ifp->name, __func__);
 
 	dstate = D_STATE(ifp);
-	if (dstate->addr.s_addr == addr->s_addr &&
+	if (dstate &&
+	    dstate->addr.s_addr == addr->s_addr &&
 	    dstate->net.s_addr == net->s_addr)
 	{
 		dstate->added = 0;